# 元组练习-学生信息

stu_info=("周杰轮",11,["football","music"])

age_index=stu_info.index(11)
print(age_index)

print(stu_info[0])

stu_info[2].remove("football")
print(stu_info)

stu_info[2].append("coding")
print(stu_info)